August · Peru
Best time to visit Cusco in August Weather, crowds & prices
Weather in Cusco in August
Average temperature 11°C, 20 mm of rain, about 31 days with 6+ hours of sunshine and 62% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
August score
9.2/10
Ranked #1 of 12 months
- Avg temp
- 11°C
- Rainfall
- 20 mm
- Humidity
- 62%
- Days with 6h+ sun
- 31
- Crowd Density
- Peak Tourist Rush
- Average Expenses
- $$$ · Peak Season Rates ($$$)
August in Cusco scores 9.2/10 for sightseeing and cultural travel - the single best month of the year. Expect around 11°C, 20 mm of rain, and roughly 31 days with 6+ hours of sunshine this month.
Inca stone streets and Sacred Valley day trips shine in the drier November-March window.
August: the best month of the year in Cusco
Expect 11°C (52°F) in August. A good month for city streets, viewpoints and long meals; leave swimming for another season.
With around 20 mm of rain, any showers tend to pass through rather than settle in; about 31 days with 6+ hours of sunshine and 11.7 hours of daylight fill the rest.
On our climate-comfort scale this is the top-ranked month of the year for Cusco at 9.2/10 — the reference point every other month on this page is measured against.
Pack a mid-weight jacket, long sleeves and shoes you can walk 15 km in.
Expect peak pricing, and this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.
Frequently asked
- What is the weather like in Cusco in August?
- In August, Cusco averages 11°C, 20 mm of rain, and about 31 days with 6+ hours of sunshine. Its climate-comfort score is 9.2/10.
- Is August a good time to visit Cusco?
- August earns a 9.2/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Cusco in August?
- Expect about 20 mm of rain in August. Average humidity is 62% and there are about 31 days with 6+ hours of sunshine.
Curated in Cusco
Tickets & experiences
Things to do in Cusco
Cusco, Peru. Live activities and tours from GetYourGuide, matched to this destination.